Patentable/Patents/US-10348887
US-10348887

Double talk detection for echo suppression in power domain

PublishedJuly 9, 2019
Assigneenot available in USPTO data we have
Inventorsnot available in USPTO data we have
Technical Abstract

Apparatuses and Methods of double talk detection for echo suppression in the power domain are disclosed herein. An example method includes comparing a power echo estimate signal to a microphone power signal, determining if the power echo estimate signal is greater than or less than the microphone power signal by a first threshold, based on the power echo estimate signal being greater than or less than the microphone power signal by the first threshold, disabling adaptation of filter coefficients of an adaptive filter of an echo suppressor, and based on the power echo estimate signal not being greater than or less than the microphone power signal by the first threshold, enabling adaptation of filter coefficients of an adaptive filter of an echo suppressor.

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Patent Metadata

Filing Date

April 21, 2017

Publication Date

July 9, 2019

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Cite as: Patentable. “Double talk detection for echo suppression in power domain” (US-10348887). https://patentable.app/patents/US-10348887

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